CVE-2025-2266
Remediation / Mitigation Strategy for CVE-2025-2266
Vulnerability Description:
The “Checkout Mestres do WP for WooCommerce” WordPress plugin is vulnerable to unauthorized data modification leading to potential privilege escalation. Versions 8.6.5 through 8.7.5 lack proper capability checks on the cwmpUpdateOptions() function. This allows unauthenticated attackers to modify arbitrary WordPress options.
Severity:
Critical (CVSS Score: 9.8)
Known Exploit:
Attackers can leverage this vulnerability to:
- Update the default WordPress registration role to “administrator”.
- Enable user registration on the site (if disabled).
- Register a new user, thereby gaining administrative access to the vulnerable WordPress installation.
Remediation:
- Immediate Update: The primary and most effective solution is to immediately update the “Checkout Mestres do WP for WooCommerce” plugin to the latest available version (version greater than 8.7.5). The update should contain a fix for the missing capability check on the
cwmpUpdateOptions()function. - Disable Plugin (If Update Not Immediately Possible): If an immediate update is not feasible, temporarily disable the “Checkout Mestres do WP for WooCommerce” plugin until the update can be performed. This will prevent attackers from exploiting the vulnerability.
Mitigation:
In addition to remediation, the following mitigation steps are recommended to further secure your WordPress installation:
- Regularly Monitor User Accounts: Keep a close watch on newly created user accounts, especially administrator accounts. Look for unusual or suspicious registrations.
- Implement a Web Application Firewall (WAF): A WAF can help detect and block malicious requests targeting this vulnerability. Ensure your WAF rules are up-to-date.
- Enable Two-Factor Authentication (2FA): Enforce 2FA for all WordPress users, especially administrators, to add an extra layer of security and prevent unauthorized access even if credentials are compromised.
- Harden WordPress Security: Follow WordPress security best practices, including:
- Using strong passwords for all accounts.
- Limiting user privileges based on the principle of least privilege.
- Regularly reviewing and removing unnecessary plugins and themes.
- Keeping WordPress core, themes, and plugins updated.
- Monitor WordPress Logs: Regularly review WordPress error logs and access logs for any suspicious activity, such as failed login attempts or attempts to access sensitive files.
- Security Audits: Conduct regular security audits of your WordPress installation to identify and address potential vulnerabilities proactively.
Assigner
- Wordfence [email protected]
Date
- Published Date: 2025-03-29 07:15:18
- Updated Date: 2025-03-29 07:15:18